160448980

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{16339}}^1$

素因数の和:16839

約数の個数: 24

約数和(自身を含む): 337649760

約数和(自身を除く): 177200780

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 16339, 32678, 65356, 81695, 163390, 326780, 8022449, 16044898, 32089796, 40112245, 80224490, 160448980]

約数ペア:

[(1, 160448980), (2, 80224490), (4, 40112245), (5, 32089796), (10, 16044898), (20, 8022449), (491, 326780), (982, 163390), (1964, 81695), (2455, 65356), (4910, 32678), (9820, 16339)]